Katonah New York Climate Data

Monthly Average Climate Data for Katonah New York

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January21.1 °F37.5 °F3.65 in.
February22.8 °F40.5 °F2.54 in.
March29.8 °F48.4 °F3.76 in.
April40.1 °F61.6 °F3.88 in.
May49.7 °F72.0 °F3.42 in.
June59.0 °F80.5 °F4.17 in.
July64.6 °F85.4 °F4.76 in.
August63.1 °F83.4 °F5.12 in.
September55.7 °F76.3 °F4.59 in.
October44.5 °F64.5 °F4.73 in.
November34.8 °F52.9 °F4.12 in.
December27.3 °F42.2 °F3.87 in.
Annual42.7 °F62.1 °F48.61 in.

Climate Data for Katonah New York

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateApr. 21 - Apr. 30
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 7a : 0°F to 5°F
Plant Hardiness Zone - 2012Zone 6b : -5°F to 0°F
Current Drought ConditionsSevere Drought
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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